// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <string>

#include "base/test/test_pending_task.h"

namespace base {

TestPendingTask::TestPendingTask()
    : nestability(NESTABLE)
{
}

TestPendingTask::TestPendingTask(
    const tracked_objects::Location& location,
    const Closure& task,
    TimeTicks post_time,
    TimeDelta delay,
    TestNestability nestability)
    : location(location)
    , task(task)
    , post_time(post_time)
    , delay(delay)
    , nestability(nestability)
{
}

TestPendingTask::TestPendingTask(const TestPendingTask& other) = default;

TimeTicks TestPendingTask::GetTimeToRun() const
{
    return post_time + delay;
}

bool TestPendingTask::ShouldRunBefore(const TestPendingTask& other) const
{
    if (nestability != other.nestability)
        return (nestability == NESTABLE);
    return GetTimeToRun() < other.GetTimeToRun();
}

TestPendingTask::~TestPendingTask() { }

void TestPendingTask::AsValueInto(base::trace_event::TracedValue* state) const
{
    state->SetInteger("run_at", GetTimeToRun().ToInternalValue());
    state->SetString("posting_function", location.ToString());
    state->SetInteger("post_time", post_time.ToInternalValue());
    state->SetInteger("delay", delay.ToInternalValue());
    switch (nestability) {
    case NESTABLE:
        state->SetString("nestability", "NESTABLE");
        break;
    case NON_NESTABLE:
        state->SetString("nestability", "NON_NESTABLE");
        break;
    }
    state->SetInteger("delay", delay.ToInternalValue());
}

std::unique_ptr<base::trace_event::ConvertableToTraceFormat>
TestPendingTask::AsValue() const
{
    std::unique_ptr<base::trace_event::TracedValue> state(
        new base::trace_event::TracedValue());
    AsValueInto(state.get());
    return std::move(state);
}

std::string TestPendingTask::ToString() const
{
    std::string output("TestPendingTask(");
    AsValue()->AppendAsTraceFormat(&output);
    output += ")";
    return output;
}

std::ostream& operator<<(std::ostream& os, const TestPendingTask& task)
{
    PrintTo(task, &os);
    return os;
}

void PrintTo(const TestPendingTask& task, std::ostream* os)
{
    *os << task.ToString();
}

} // namespace base
